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Finding the Fourth Proportional to 62,165.92, 93,249.53 and 49,764.78

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Solution

The fourth proportional to 62,165.92, 93,249.53 and 49,764.78 is: 74,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,165.92 : 93,249.53 = 49,764.78 : x
  2. Step 2: Convert to fraction form
    62,165.92/93,249.53 = 49,764.78/x
  3. Step 3: Cross multiply
    62,165.92x = 93,249.53 × 49,764.78
  4. Step 4: Simplify right side
    62,165.92x = 4,640,542,345.55
  5. Step 5: Solve for x
    x = 4,640,542,345.55/62,165.92
  6. Step 6: Final answer
    x = 74,647.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.